Steam iron



FIG. 1 is a front perspective view of a steam iron showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front end elevational view thereof;

FIG. 6 is a rear end elevational view thereof;

FIG. 7 is a bottom plan view thereof; and

FIG. 8 is a rear perspective view thereof.

The pattern of steam vents which is shown fragmentarily in FIG. 7 is understood to repeat uniformly and continuously across the entire indicated area. 

The ornamental design for a steam iron, as shown and described. 